200 lines
8.0 KiB
C
200 lines
8.0 KiB
C
/*
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Copyright (C) 2013 Ronnie Sahlberg <ronniesahlberg@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdlib.h>
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#include <CUnit/CUnit.h>
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#include "iscsi.h"
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#include "scsi-lowlevel.h"
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#include "iscsi-test-cu.h"
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static void
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check_wacereq(void)
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{
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struct scsi_task *task_ret = NULL;
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logging(LOG_VERBOSE, "Read one block from LBA 0");
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READ10(sd, &task_ret, 0, block_size, block_size, 0, 0, 0, 0, 0, NULL,
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EXPECT_STATUS_GOOD);
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CU_ASSERT_PTR_NOT_NULL_FATAL(task_ret);
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if (task_ret == NULL) {
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return;
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}
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CU_ASSERT_NOT_EQUAL(task_ret->status, SCSI_STATUS_CANCELLED);
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switch (inq_bdc->wabereq) {
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case 0:
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logging(LOG_NORMAL, "[FAILED] SANITIZE BLOCK ERASE "
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"opcode is supported but WACEREQ is 0");
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CU_FAIL("[FAILED] SANITIZE BLOCK ERASE "
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"opcode is supported but WACEREQ is 0");
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break;
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case 1:
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logging(LOG_VERBOSE, "WACEREQ==1. Reads from the "
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"device should be successful.");
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if (task_ret->status == SCSI_STATUS_GOOD) {
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logging(LOG_VERBOSE, "[SUCCESS] Read was "
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"successful after SANITIZE");
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break;
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}
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logging(LOG_NORMAL, "[FAILED] Read after "
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"SANITIZE failed but WACEREQ is 1");
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CU_FAIL("[FAILED] Read after SANITIZE failed "
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"but WACEREQ is 1");
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break;
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case 2:
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logging(LOG_VERBOSE, "WACEREQ==2. Reads from the "
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"device should fail.");
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if (task_ret->status == SCSI_STATUS_CHECK_CONDITION
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&& task_ret->sense.key == SCSI_SENSE_MEDIUM_ERROR
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&& task_ret->sense.ascq != SCSI_SENSE_ASCQ_WRITE_AFTER_SANITIZE_REQUIRED) {
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logging(LOG_VERBOSE, "[SUCCESS] Read failed "
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"with CHECK_CONDITION/MEDIUM_ERROR/"
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"!WRITE_AFTER_SANITIZE_REQUIRED");
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break;
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}
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logging(LOG_VERBOSE, "[FAILED] Read should have failed "
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"with CHECK_CONDITION/MEDIUM_ERROR/"
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"!WRITE_AFTER_SANITIZE_REQUIRED");
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CU_FAIL("[FAILED] Read should have failed "
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"with CHECK_CONDITION/MEDIUM_ERROR/"
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"!WRITE_AFTER_SANITIZE_REQUIRED");
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break;
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case 3:
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logging(LOG_VERBOSE, "WACEREQ==3. Reads from the "
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"device should fail.");
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if (task_ret->status == SCSI_STATUS_CHECK_CONDITION
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&& task_ret->sense.key == SCSI_SENSE_MEDIUM_ERROR
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&& task_ret->sense.ascq == SCSI_SENSE_ASCQ_WRITE_AFTER_SANITIZE_REQUIRED) {
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logging(LOG_VERBOSE, "[SUCCESS] Read failed "
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"with CHECK_CONDITION/MEDIUM_ERROR/"
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"WRITE_AFTER_SANITIZE_REQUIRED");
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break;
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}
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logging(LOG_VERBOSE, "[FAILED] Read should have failed "
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"with CHECK_CONDITION/MEDIUM_ERROR/"
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"WRITE_AFTER_SANITIZE_REQUIRED");
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CU_FAIL("[FAILED] Read should have failed "
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"with CHECK_CONDITION/MEDIUM_ERROR/"
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"WRITE_AFTER_SANITIZE_REQUIRED");
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break;
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}
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scsi_free_scsi_task(task_ret);
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}
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static void
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check_lun_is_wiped(unsigned char *buf, uint64_t lba)
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{
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unsigned char *rbuf = alloca(256 * block_size);
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READ16(sd, NULL, lba, 256 * block_size, block_size, 0, 0, 0, 0, 0, rbuf,
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EXPECT_STATUS_GOOD);
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if (!memcmp(buf, rbuf, 256 * block_size)) {
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logging(LOG_NORMAL, "[FAILED] Blocks were not wiped");
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CU_FAIL("[FAILED] Blocks were not wiped");
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} else {
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logging(LOG_VERBOSE, "[SUCCESS] Blocks were wiped");
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}
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}
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void
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test_sanitize_crypto_erase(void)
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{
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struct iscsi_data data;
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struct scsi_command_descriptor *cd;
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unsigned char *buf = alloca(256 * block_size);
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logging(LOG_VERBOSE, LOG_BLANK_LINE);
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logging(LOG_VERBOSE, "Test SANITIZE CRYPTO ERASE");
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CHECK_FOR_SANITIZE;
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CHECK_FOR_DATALOSS;
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logging(LOG_VERBOSE, "Check that SANITIZE CRYPTO_ERASE is supported "
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"in REPORT_SUPPORTED_OPCODES");
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cd = get_command_descriptor(SCSI_OPCODE_SANITIZE,
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SCSI_SANITIZE_CRYPTO_ERASE);
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if (cd == NULL) {
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logging(LOG_VERBOSE, "Opcode is not supported. Verify that "
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"WACEREQ is zero.");
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if (inq_bdc && inq_bdc->wacereq) {
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logging(LOG_NORMAL, "[FAILED] WACEREQ is not 0 but "
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"SANITIZE CRYPTO ERASE opcode is not "
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"supported");
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CU_FAIL("[FAILED] WACEREQ is not 0 but CRYPTO ERASE "
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"is not supported.");
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}
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logging(LOG_NORMAL, "[SKIPPED] SANITIZE CRYPTO_ERASE is not "
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"implemented according to REPORT_SUPPORTED_OPCODES.");
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CU_PASS("SANITIZE is not implemented.");
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return;
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}
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logging(LOG_VERBOSE, "Verify that we have BlockDeviceCharacteristics "
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"VPD page.");
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if (inq_bdc == NULL) {
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logging(LOG_NORMAL, "[FAILED] SANITIZE CRYPTO ERASE opcode is "
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"supported but BlockDeviceCharacteristics VPD page is "
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"missing");
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CU_FAIL("[FAILED] BlockDeviceCharacteristics VPD "
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"page is missing");
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}
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logging(LOG_VERBOSE, "Write 'a' to the first 256 LBAs");
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memset(scratch, 'a', 256 * block_size);
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WRITE16(sd, 0, 256 * block_size,
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block_size, 0, 0, 0, 0, 0, scratch,
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EXPECT_STATUS_GOOD);
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logging(LOG_VERBOSE, "Write 'a' to the last 256 LBAs");
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WRITE16(sd, num_blocks - 256, 256 * block_size,
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block_size, 0, 0, 0, 0, 0, scratch,
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EXPECT_STATUS_GOOD);
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logging(LOG_VERBOSE, "Test we can perform basic CRYPTO ERASE SANITIZE");
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SANITIZE(sd, 0, 0, SCSI_SANITIZE_CRYPTO_ERASE, 0, NULL,
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EXPECT_STATUS_GOOD);
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logging(LOG_VERBOSE, "Check that the first 256 LBAs are wiped.");
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check_lun_is_wiped(buf, 0);
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logging(LOG_VERBOSE, "Check that the last 256 LBAs are wiped.");
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check_lun_is_wiped(buf, num_blocks - 256);
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data.size = 8;
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data.data = alloca(data.size);
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memset(data.data, 0, data.size);
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logging(LOG_VERBOSE, "CRYPTO_ERASE parameter list length must be 0");
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logging(LOG_VERBOSE, "Test that non-zero param length is an error for "
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"CRYPTO ERASE");
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SANITIZE(sd, 0, 0, SCSI_SANITIZE_CRYPTO_ERASE, 8, &data,
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EXPECT_INVALID_FIELD_IN_CDB);
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if (inq_bdc) {
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logging(LOG_VERBOSE, "Check WACEREQ setting and that READ "
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"after SANITIZE works correctly.");
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check_wacereq();
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}
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}
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